[PATCH] D73937: [Driver] Change -fmax-tokens $arg to -fmax-tokens=$arg

[Fangrui Song via Phabricator via cfe-commits]

MaskRay updated this revision to Diff 242236.
MaskRay added a comment.

Update documentation


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D73937/new/

https://reviews.llvm.org/D73937

Files:
  clang/include/clang/Basic/DiagnosticGroups.td
  clang/include/clang/Driver/Options.td
  clang/lib/Parse/Parser.cpp
  clang/test/Parser/max-tokens.cpp


Index: clang/test/Parser/max-tokens.cpp
===================================================================
--- clang/test/Parser/max-tokens.cpp
+++ clang/test/Parser/max-tokens.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang_cc1 -fsyntax-only -verify %s
-// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX_TOKENS          -fmax-tokens 2
-// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX_TOKENS_OVERRIDE -fmax-tokens 9
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX_TOKENS          -fmax-tokens=2
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DMAX_TOKENS_OVERRIDE -fmax-tokens=9
 
 int x, y, z;
 
Index: clang/lib/Parse/Parser.cpp
===================================================================
--- clang/lib/Parse/Parser.cpp
+++ clang/lib/Parse/Parser.cpp
@@ -650,7 +650,7 @@
     return false;
 
   case tok::eof:
-    // Check whether -fmax-tokens was reached.
+    // Check whether -fmax-tokens= was reached.
     if (PP.getMaxTokens() != 0 && PP.getTokenCount() > PP.getMaxTokens()) {
       PP.Diag(Tok.getLocation(), diag::warn_max_tokens_total)
           << PP.getTokenCount() << PP.getMaxTokens();
Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -646,7 +646,7 @@
 def interface_stub_version_EQ : JoinedOrSeparate<["-"], "interface-stub-version=">, Flags<[CC1Option]>;
 def exported__symbols__list : Separate<["-"], "exported_symbols_list">;
 def e : JoinedOrSeparate<["-"], "e">, Group<Link_Group>;
-def fmax_tokens : Separate<["-"], "fmax-tokens">,
+def fmax_tokens : Joined<["-"], "fmax-tokens=">,
   HelpText<"Max total number of preprocessed tokens for -Wmax-tokens.">,
   Group<f_Group>, Flags<[CC1Option]>;
 def fPIC : Flag<["-"], "fPIC">, Group<f_Group>;
Index: clang/include/clang/Basic/DiagnosticGroups.td
===================================================================
--- clang/include/clang/Basic/DiagnosticGroups.td
+++ clang/include/clang/Basic/DiagnosticGroups.td
@@ -1168,14 +1168,14 @@
    .. code-block: c++
       #pragma clang max_tokens_here 1234
 
-2. As a per-translation unit limit, using the ``-fmax-tokens`` command-line
+2. As a per-translation unit limit, using the ``-fmax-tokens=`` command-line
    flag:
 
    .. code-block: console
-      clang -c a.cpp -fmax-tokens 1234
+      clang -c a.cpp -fmax-tokens=1234
 
 3. As a per-translation unit limit using the ``clang max_tokens_total`` pragma,
-   which works like and overrides the ``-fmax-tokens`` flag:
+   which works like and overrides the ``-fmax-tokens=`` flag:
 
    .. code-block: c++
       #pragma clang max_file_tokens 1234


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